PDFWAC 51-11C-403322
Table C403.3.2(2)—Electrically operated air-cooled unitary heat pumps—Minimum efficiency requirements.
Table C403.3.2(2)
Electrically Operated Air-Cooled Unitary Heat Pumps—Minimum Efficiency Requirements
Equipment Type | Size Category | Heating Section Type | Subcategory or Rating Condition | Minimum Efficiency | Test Procedurea |
Air cooled (cooling mode) | < 65,000 Btu/h | All | Split System, three phase and applications outside U.S. single phaseb | 14.3 SEER2 | AHRI 201/240-2023 |
Single Package, three phase and applications outside U.S. single phaseb | 13.4 SEER2 | ||||
Space constrained, air cooled | ≤ 30,000 Btu/h | All | Split System, three phase and applications outside U.S. single phaseb | 11.7 SEER2 | |
Single Package, three phase and applications outside U.S. single phaseb | 11.7 SEER2 | ||||
Single duct high velocity, air cooled (cooling mode) | ≤ 65,000 Btu/h | All | Split System, three phase and applications outside U.S. single phaseb | 12.0 SEER2 | |
Air cooled (cooling mode) | ≥ 65,000 Btu/h and < 135,000 Btu/h | Electric Resistance (or None) | Split System and Single Package | 11.0 EER 14.1 IEER | AHRI 340/360 |
All other | Split System and Single Package | 10.8 EER 13.9 IEER | |||
≥ 135,000 Btu/h and < 240,000 Btu/h | Electric Resistance (or None) | Split System and Single Package | 10.6 EER 13.5 IEER | ||
All other | Split System and Single Package | 10.4 EER 13.3 IEER | |||
≥ 240,000 Btu/h | Electric Resistance (or None) | Split System and Single Package | 9.5 EER 12.5 IEER | ||
All other | Split System and Single Package | 9.3 EER 12.3 IEER | |||
Air cooled (heating mode) | < 65,000 Btu/hb | - | Split System, three phase and applications outside U.S. single phaseb | 7.5 HSPF | AHRI 201/240-2023 |
- | Single Package, three phase and applications outside U.S. single phaseb | 6.7 HSPF | |||
Space constrained, air cooled (heating mode) | ≤ 30,000 Btu/h | - | Split System, three phase and applications outside U.S. single phaseb | 6.3 HSPF | |
- | Single Package, three phase and applications outside U.S. single phaseb | 6.3 HSPF | |||
Small-duct high velocity air cooled (heating mode) | < 65,000 Btu/h | - | Split System, three phase and applications outside U.S. single phaseb | 6.1 HSPF | |
Air cooled (heating mode) | ≥ 65,000 Btu/h and < 135,000 Btu/h (cooling capacity) | - | 47ºF db/43ºF wb Outdoor Air | 3.40 COPH | AHRI 340/360 |
17ºF db/15ºF wb Outdoor Air | 2.25 COPH | ||||
≥ 135,000 Btu/h and < 240,000 Btu/h (cooling capacity) | - | 47ºF db/43ºF wb Outdoor Air | 3.30 COPH | ||
17ºF db/15ºF wb Outdoor Air | 2.05 COPH | ||||
≥ 240,000 Btu/h (cooling capacity) | 47ºF db/43ºF wb Outdoor Air | 3.20 COPH | |||
17ºF db/15ºF wb Outdoor Air | 2.05 COPH |
For SI: 1 British thermal unit per hour = 0.2931 W, °C = [(°F) - 32]/1.8. | ||
a | Chapter 6 contains a complete specification of the referenced standards, which include test procedures, including the reference year version of the test procedure. | |
b | Single-phase, U.S. air-cooled heat pumps less than 65,000 Btu/h are regulated as consumer products by the U.S. Department of Energy Code of Federal Regulations DOE 10 C.F.R. 430. SEER, SEER2, and HSPF values for single-phase products are set by the U.S. Department of Energy. | |
c | DOE 10 C.F.R. 430 Subpart B Appendix MI includes the test procedure updates effective 1/1/2023 that will be incorporated into AHRI 210/240-2023. | |
d | This table is a replica of ASHRAE 90.1 Table 6.8.1-2 Electrically Operated Air-Cooled Unitary Heat Pumps—Minimum Efficiency Requirements. | |
[Statutory Authority: RCW 19.27A.020, 19.27A.025, 19.27A.160 and chapters 19.27A and 19.27 RCW. WSR 22-14-091, 23-12-101, and 23-20-021, § 51-11C-403322, filed 7/1/22, 6/7/23, and 9/25/23, effective 3/15/24.]
Reviser's note: The brackets and enclosed material in the text of the above section occurred in the copy filed by the agency.